a perfectly full and satisfactory manner, by Dr. James Eights, the enterprising discoverer, together with several other new and remarkable genera and species belonging to the Entomostraca. [Footnote 49: See Cuvier's Animal Kingdom, vol. iii. pp. 135-6.] FINIS. Index to the Species. ———— CALYMENE Blumenbachii, page 28 Callicephala, 30 Selenecephala, 31 Platys, 32 Microps, 34 Anchiops, 35 Diops, 37 Macrophthalma, 39 Bufo, 41 Rana, 42 ASAPHUS Laticostatus, 45 Selenurus, 46 Limulurus, 48 Caudatus, 50 Hausmanni, 52 Pleuroptyx, 55 Micrurus, 56 Wetherilli, 57 PARADOXIDES Boltoni, 60 OGYGIA Sillimani, 63 ISOTELUS Gigas, 67 Planus, 68 Cyclops, 69 Megalops, 70 Stegops, 71 CRYPTOLITHUS Tessellatus, 73 Bigsbii, 76 DIPLEURA Dekayi, 79 TRIMERUS Delphinocephalus, 82 CERAURUS Pleurexanthemus, 84 TRIARTHRUS Beckii, 87 NUTTAINIA Sparsa, 89 BRONGNIATIA Platycephala, 91 JOSEPH BRANO, No. 12, CASTLE STREET, PHILADELPHIA, _Teacher of the Art of Preparing Birds, Quadrupeds, Reptiles, &c. &c._ AND OF THE Art of making Moulds and Casts in Wax, Plaster, and Compositions. In addition to the casts taken from the originals of the Trilobites, he has also a few fine casts of the bones of the Megalonix Laqueatus, _Harlan_.--Scaphites Cuvieri, _Morton_.--Mosasaurus tooth, and of several rare fossil American Plants;--all taken from the original fossils, in the Cabinet of the Academy of Natural Sciences, &c. &c. These models are fac similes of the real objects, coloured according to nature.